:root{--game-width: 100vw;--game-height: 100vh}*{box-sizing:border-box}html,body,#root{height:100%;margin:0}.app-root{display:flex;align-items:center;justify-content:center;height:100vh;width:100vw;padding:0;font-family:system-ui,-apple-system,Segoe UI,Roboto,Helvetica Neue,Arial}.game-root{width:100vw;max-width:100vw;height:100vh;background:var(--bg, linear-gradient(135deg, #fff0f4 0%, #ffeef2 50%, #ffd6e6 100%));border-radius:0;box-shadow:none;overflow:hidden;font-family:inherit;display:flex;align-items:center;justify-content:center}.hud{padding:12px;display:flex;justify-content:space-between;align-items:center;background:linear-gradient(90deg,#ffffffe6,#fff9)}.hud .message{font-weight:600;color:#c93b7a}.game-area{position:relative;height:100vh;touch-action:none}.ground{position:absolute;left:0;right:0;bottom:0;height:72px;background:linear-gradient(to top,#ffb3d1,#ff6fa3);box-shadow:inset 0 4px 8px #0000000f}.player{position:absolute;left:0;bottom:72px;width:40px;height:48px}.player .body{position:relative;width:40px;height:40px;background:linear-gradient(45deg,#ff6fa3,#d63384);clip-path:polygon(50% 0%,0% 100%,100% 100%);box-shadow:0 8px 14px #0000001f}.player .head{position:absolute;top:-18px;left:50%;transform:translate(-50%);width:20px;height:20px;background:#ffb3d1;border-radius:50%}.player .arm{position:absolute;top:12px;width:14px;height:3px;background:#d63384;border-radius:2px;transform-origin:left center}.player .arm.left{left:0;transform:rotate(140deg)}.player .arm.right{right:0;transform:rotate(-140deg)}.player .leg{position:absolute;bottom:-10px;width:3px;height:12px;background:#d63384;border-radius:2px}.player .leg.left{left:10px}.player .leg.right{right:10px}.obstacle{position:absolute;bottom:72px;background:linear-gradient(45deg,#a84b6b,#8b3a5a);border-radius:8px;box-shadow:0 6px 12px #0000001f}.overlay{position:absolute;top:0;right:0;bottom:0;left:0;display:flex;align-items:center;justify-content:center;background:#00000073}.overlay-box{background:linear-gradient(135deg,#fff,#fff7fb);padding:26px;border-radius:14px;text-align:center;box-shadow:0 10px 28px #0003}.jump-btn{position:fixed;bottom:18px;right:18px;padding:10px 14px;border-radius:10px;border:none;background:linear-gradient(45deg,#ff6fa3,#d63384);color:#fff;font-weight:700}@media (max-width:600px){.player{left:8px}.player .body{width:36px;height:36px}.player .head{top:-16px;width:18px;height:18px}.ground{height:64px}.obstacle{bottom:64px}}.controls{position:fixed;bottom:18px;left:50%;transform:translate(-50%);display:flex;gap:12px;z-index:40}.ctrl{padding:10px 14px;border-radius:10px;border:none;background:#fffffff2;font-weight:700}.ctrl:active{transform:translateY(1px)}.hud .distance{font-weight:700}.app-root{font-family:system-ui,-apple-system,Segoe UI,Roboto,Helvetica Neue,Arial}.quiz-card{width:min(760px,92vw);max-width:92vw;background:linear-gradient(180deg,#fff,#fff7fb);border-radius:12px;padding:20px;box-shadow:0 12px 30px #0000001f;text-align:center;font-family:inherit}.quiz-outer{width:100%;display:flex;align-items:center;justify-content:center;padding:24px}.q-header{font-weight:700;color:#d63384;margin-bottom:8px;font-family:inherit}.q-body{font-size:1.2rem;padding:12px 8px;color:#333;font-family:inherit}.intro-subtitle{font-size:1.4rem;color:#b80f57;font-weight:800;margin-bottom:20px;text-align:center}.intro-body{max-width:640px;margin:0 auto;text-align:center}.intro-paragraph{margin:6px 0;color:#333;line-height:1.35;font-size:1rem}.q-choices{display:flex;flex-direction:column;gap:10px;padding:8px}.choice{padding:12px 14px;border-radius:8px;border:1px solid #f1c3d6;background:transparent;cursor:pointer;font-weight:600}.choice:hover{background:#fff0f4}.choice.wrong{background:linear-gradient(90deg,#ffe7ea,#ffd9df);border-color:#ff9fb3}.q-feedback{min-height:28px;margin-top:8px}.correct-msg{color:#0b8a5b;font-weight:700}.wrong-msg{color:#c92a4b;font-weight:700}.q-actions{margin-top:12px}.next-btn{padding:10px;border-radius:8px;border:none;background:#d63384;color:#fff;font-weight:700;font-size:1.05rem;min-width:120px}.next-btn:disabled{opacity:.5}.finished{padding:20px}.choice.correct{background:linear-gradient(90deg,#d4f8e8,#bff1da);border-color:#8be0b8}